{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007973","490:4900008856","490:4900009077","490:4900008737","490:4900008972","490:4900010293","490:4900009187","490:4900008079","490:4900008639","490:4900008516","490:4900010203","490:4900008528","490:4900008860","490:4900009895","490:4900009600","490:4900010887","490:4900009193","490:4900007858","490:4900008978","490:4900010200","490:4900008188","466:4660004382","490:4900010199","490:4900008194","490:4900009085"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.483707821141796,0.426867442593353,0.42436020959380516,0.39196158557432337,0.3906086219395455,0.38402560075975783,0.33626311595805963,0.3348083136315254,0.3310328356417219,0.328823184858644,0.3108148820402287,0.3099745593181426,0.30549229444938675,0.2876901302061111,0.28158454050921916,0.2767055793005807,0.2702206367736228,0.26360050504596455,0.2547243313927496,0.24136825192698344,0.24104720483196745,0.23634515960722785,0.23023915079738555,0.22977287074573982,0.22883303353139636],"twin_dists":[0.15652696381326903,0.16946324025869147,0.17004857327420184,0.17775177084500754,0.17807958425479747,0.17968228581368245,0.19174518549071026,0.1921262143276013,0.19311927569340726,0.19370335509654357,0.19854727884895318,0.19877713941819636,0.20000930146105328,0.2050101848869305,0.20676757107682736,0.20818853810296906,0.21010115621002157,0.21208313380952104,0.21479005142520946,0.2189786686529749,0.21908116817516912,0.22059264836034237,0.22258507276880335,0.2227386439277941,0.22304880939720428],"n_dims_used":45,"mean_confidence":0.9198172675238715},"coverage":{"mean_confidence":0.9198172675238715,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}